defence exam SSB Head Constable (Communication) 2023 Mock Test Quantitative Aptitude Mensuration Plane Figures
If the base of a triangle is 2 times and the height is halved, then what will be the ratio of the area before and after the change?
1
4 ∶ 5
2
3 ∶ 2
3
2 ∶ 3
4
1 ∶ 1